Home / 125,923.17-187,963.46-110,976.86

Finding the Fourth Proportional to 125,923.17, 187,963.46 and 110,976.86

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Solution

The fourth proportional to 125,923.17, 187,963.46 and 110,976.86 is: 165,653.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,923.17 : 187,963.46 = 110,976.86 : x
  2. Step 2: Convert to fraction form
    125,923.17/187,963.46 = 110,976.86/x
  3. Step 3: Cross multiply
    125,923.17x = 187,963.46 × 110,976.86
  4. Step 4: Simplify right side
    125,923.17x = 20,859,593,090.83
  5. Step 5: Solve for x
    x = 20,859,593,090.83/125,923.17
  6. Step 6: Final answer
    x = 165,653.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.